View Single Post
Old 28th Nov 2017, 3:54 pm   #8
cmjones01
Nonode
 
Join Date: Oct 2008
Location: Warsaw, Poland and Cambridge, UK
Posts: 2,669
Default Re: Directional coupler - terminated and unterminated

OK, experiments done. Firstly, adding a terminator to J35. 'Before' and 'after' traces with the analyser's 50MHz calibration signal coupled to the RF input. I can't see any difference.
Attached Thumbnails
Click image for larger version

Name:	IMG_20171128_144506.jpg
Views:	44
Size:	66.9 KB
ID:	153014   Click image for larger version

Name:	IMG_20171128_144733.jpg
Views:	47
Size:	66.0 KB
ID:	153015  
__________________
What's going on in the workshop? http://martin-jones.com/
cmjones01 is offline